{"product_id":"3300-45-02-01-03-00-bently-nevada-dual-channel-differential-expansion-monitor","title":"3300\/45-02-01-03-00 | Bently Nevada Dual Channel Differential Expansion Monitor","description":"\u003ch4\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 3300\/45-02-01-03-00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDual Differential Expansion Monitor is designed to measure the relative expansion between a machine’s rotor and casing, preventing thermal distortion and mechanical damage. By continuously tracking thermal growth or contraction, it safeguards turbines, compressors, and other rotating assets against excessive axial displacement. The module provides high-precision measurement and integrates easily with control or protection systems, ensuring stable operation and reduced downtime.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3300\/45-02-01-03-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDual Channel Differential Expansion Monitor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBently Nevada (GE Energy)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMeasurement Function:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRotor-to-casing differential expansion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Channels:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTwo independent channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Sensors:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3300 Series 5 mm or 3300XL 8 mm proximity probes and extension cables\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Accuracy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e±1% of full-scale output\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Signal:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4–20 mA for integration with PLC\/DCS or monitoring systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAlarm Configuration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAdjustable Alert and Danger setpoints (0–100% of full scale)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Supply:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e24 VDC nominal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-17.5 VDC to -26 VDC (non-incendive circuit)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent Consumption:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e≤12 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10 Hz to 1 kHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-40 °C to +70 °C (-40 °F to +158 °F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIndustrial-grade design with EMI\/RFI shielding\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompliance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAPI 670 and ISO 10816\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUSA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrecise Expansion Measurement:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAccurately monitors rotor and casing displacement to prevent thermal damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDual-Channel Configuration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProvides independent monitoring for redundant or cross-axis applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4–20 mA analog output simplifies connection with protection and control systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWide Voltage Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOperates reliably in non-incendive and hazardous-rated environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Reliability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBuilt for continuous duty with low power consumption and strong electromagnetic immunity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConfigurable Alarms:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital adjustment enables precise fault threshold tuning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 3300\/45-02-01-03-00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodule is widely used in:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSteam and gas turbines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompressors and expanders\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge generators and pumps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEquipment requiring precise axial displacement measurement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt plays a key role in machinery protection systems where rotor thermal expansion must be closely controlled to maintain alignment and efficiency.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What is the function of a differential expansion monitor?\u003c\/strong\u003e\u003cbr\u003eIt measures the relative movement between the rotor and casing due to temperature changes, preventing contact or misalignment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Can this module operate with older Bently Nevada 3300 systems?\u003c\/strong\u003e\u003cbr\u003eYes, it is fully compatible with standard 3300 racks and existing proximity probe configurations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: What sensors are recommended?\u003c\/strong\u003e\u003cbr\u003eUse Bently Nevada 3300 Series 5 mm or 3300XL 8 mm proximity probes and matching extension cables for optimal accuracy.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52528875667640,"sku":"3300\/45-02-01-03-00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/330016-12-01-01-00-00-002_f9922ed7-7ccf-4ff1-b9f1-994f0ff193c4.jpg?v=1770194520","url":"https:\/\/www.globalpetroparts.com\/products\/3300-45-02-01-03-00-bently-nevada-dual-channel-differential-expansion-monitor","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}